The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-01-189-4987, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Phoenix Electric Mfg Co. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-01-189-4987 |
| Primary Part Number | 3060-D23-CC-1059 |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Phoenix Electric Mfg Co |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 |
| Inside Width | 0.250 INCHES NOMINAL IN |
| Inside Length | 1.000 INCHES NOMINAL IN |
| Overall Diameter | 0.688 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Brush Quantity Accommodated Per Holder | 1 |
| Mounting Facility | THREADED HOLES |
| Inside Thickness | 0.250 INCHES NOMINAL IN |
| Material | COPPER ALLOY BOX SUPPORTING |
| Material | PLASTIC PHENOLIC BOX |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3060-D23-CC-1059 PRIMARY | Phoenix Electric Mfg Co (USA) |
| Reference | Meaning |
|---|---|
| 3060CC | 5/9 Secondary reference Phoenix Electric Mfg Co |
| 8442A025 | 5/9 Secondary reference U.S. Government activity |
| 8442A25 | 5/9 Secondary reference U.S. Government activity |
| 8442A025 | 5/9 Secondary reference Federal Signal Corporation |
| 8442A25 | 5/9 Secondary reference Phoenix Electric Mfg Co |
NSN 5977-01-189-4987 is a Holder,electrical Contact Brush, manufactured by Phoenix Electric Mfg Co, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-189-4987 has 1 manufacturer part number on file: 3060-D23-CC-1059 (Phoenix Electric Mfg Co).
Key specifications for 3060-D23-CC-1059: Mounting Facility Quantity: 1; Inside Width: 0.250 INCHES NOMINAL IN; Inside Length: 1.000 INCHES NOMINAL IN; Overall Diameter: 0.688 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.